Spain's Amarna Miller not only stars in "Que Es La Pasion," she also, in collaboration with director Alis Locanta, wrote the screenplay. Non-Spanish speakers may have a bit of difficulty understanding Miller's brief introductory (and concluding) monologues, but her performance with Juan Lucho requires no interpretation — this is a story of a couple united in love and consumed with overwhelming sexual desire for one another. Miller may have...